For questions about the recording and playback of speech and music on your computer, as well as for problems about the sound component of videos.

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12
votes
2answers
8k views

sound volume increase beyond 100% whenever possible on linux

Some audio output from files or streams is too low. It is obvious that hardware is able to play the same sounds but louder but because of the data it just plays it at some low level even at 100% ...
12
votes
2answers
87k views

How do I mute certain tabs in Chrome? [duplicate]

In Google Chrome, can I mute sound in a single tab? Suppose a tab has a youtube video that I would like to silence. However, I still want to hear the audio from another tab.
12
votes
5answers
60k views

How can I convert already recorded speech to text? [closed]

I am looking for a software that would allow me to input an audio file (.wav .mp3...) and output the text of the audio file. Does such software exist? I have only found software that converts (live) ...
12
votes
4answers
15k views

Is it possible to make a subtitle .srt file from an audio file? [closed]

Is it possible to make a subtitle .srt file from an audio file? If it is... how? I was thinking that there could be a program which recognizes the words people say in audio and then it can convert it ...
12
votes
1answer
1k views

How can I increase the A2DP bitpool on Linux?

I recently bought a Bluetooth headset (Philips SHB4000), and got it to stop sounding like a phone after I told Linux (Mint) to use A2DP rather than HSP/HFP. However, there's still an annoying ...
11
votes
4answers
37k views

Windows 7 - Open the Volume Control popup from the command prompt

I would like to open the Volume Control popup directly without using the mouse or keyboard. Currently, I am using AutoHotkey to press Win+B to focus on the system tray, Left to highlight the Volume ...
11
votes
11answers
111k views

Volume randomly turning itself down on Windows 7 64-bit

This is the weirdest issue I've ever encountered with my PC. Every so often, my sound will start playing back at a lower volume. This happens when watching video, listening to music, all independently....
11
votes
4answers
9k views

How can I prevent sudden audio peaks while gaming?

While playing intense first-person-shooter games often a grenade goes off near my head. The problem, is that I want to maintain my longer hearing while still hear the guy who sneaks up behind me. Is ...
11
votes
10answers
16k views

How to Transfer Audio Output from Mac OS X to Ubuntu via a Network?

Is it possible to somehow tap in to sound output and send it via network to another machine. Formats probably are incompatible, but I would appreciate even on some information on how to tap in to ...
11
votes
7answers
105k views

Play music in a Skype call

I'd like to be able to play music in a Skype call so everyone can hear it. Here's everything I tried: Setting the microphone device to Stereo Mix. People can hear music but obviously can't hear me ...
11
votes
3answers
13k views

Mono sound output in Ubuntu?

Is there an easy way of forcing mono sound output - for one ear, one earphone, one speaker?
11
votes
5answers
76k views

Plugging in headphones does not mute speakers

My speakers are working even when I plug in my headphone to the front jacks. So I hear sounds from both headphones and speakers. This is quite annoying. How could I fix this? What could cause this ...
11
votes
5answers
109k views

Is there any DVI to HDMI converter with audio? [closed]

I have a laptop with VGA and DVI outputs, but no HDMI. I want to connect it to a HDMI TV. Is there any DVI→HDMI converter that also grabs audio? Obviously, the DVI port does not carry audio signal, ...
11
votes
4answers
6k views

Splitting an audio file into chunks of a specified length

I have several long audio files (80 minutes each; m4a) and want them split into 5- or 10-minute pieces. I see many questions for splitting an audio file at extended pauses, tones, etc. but can't seem ...
11
votes
2answers
3k views

Is it possible to route different applications to different audio outputs with Pulse Audio?

Is it possible to route different applications to different audio outputs with Pulse Audio? I'd like my music to be played on my Stereo, but I'd like sound alerts to be played on my notebook speakers. ...
11
votes
3answers
3k views

How do I individually mute audio per tab in Chrome or Firefox?

Is there a way (in Chrome/Firefox) to individually mute audio per page/tab? This would be great when listening to music while browsing sites that play audio without asking for user prompt first.
11
votes
2answers
6k views

How can I make my computer sound like computers on TV? [closed]

When you're watching CSI, Law & Order, or any movie where they show how hi-tech the characters are when they use a computer, the computer always beeps and blips along... when stuff scrolls on the ...
11
votes
6answers
88k views

Tool to fix video that's out of sync with audio?

I'm looking for (preferably free) software for Windows 7 that will allow me to fix an AVI file that has audio out of sync with the video. I tried with Windows Live Movie Maker and VirtualDub and ...
11
votes
2answers
3k views

Is there a command line audio converter/tool a la ImageMagick?

ImageMagick is a handy, powerful command-line tool that can crop, scale, rotate, change format, apply basic (and some not-so-basic) effects to pretty much all sorts of images. Does something like it ...
11
votes
2answers
74k views

How do I enable multiple audio outputs on Windows 7?

For Windows 7, 64 bit: I have a digital SPDIF output to my stereo, which controls speakers in other rooms. I also have a set of speakers connected to the regular audio jack at the computer. This ...
11
votes
1answer
4k views

How can I prevent Chrome from preloading HTML5 audio and video contents?

I like HTML5 and its features a lot. But the one thing irritates me is that I can't control the actual downloading of contents. Every time I see an HTML5 audio file, say, in a RSS feed, Chrome will ...
11
votes
4answers
9k views

How to disable high volume warning dialog?

In Windows 10, how do you disable the high volume hearing loss warning dialog when attempting to increase the volume above the level of 42? I do not want to see this warning when plugging in my ...
10
votes
7answers
20k views

Can I increase the sound volume above 100% in Linux?

I am running KDE 4.6 in Debian Testing. Is there a way to increase the sound (i.e. more than the standard 100%)? The current settings with my speakers seem a bit too quiet in some cases. I found a ...
10
votes
6answers
5k views

Automatically Mute Windows on Shut Down

How can you automatically mute the audio in Windows every time you shut down?
10
votes
9answers
982 views

Convert mp4 to mp3

I would like to convert mp4 (video included) to mp3 (without video). what is the best way of doing this apart from using audacity (or similar software) and performing manual conversion (recording as ...
10
votes
1answer
577 views

How do you disable the Windows Vista startup sound?

The sound when vista starts up is starting to annoy me, also when I am going to a lecture I forget to turn the volume down and the sound attracts a lot of attention. Is there any way to turn it off?
10
votes
3answers
4k views

How to downmix stereo output to mono on Mac OS X

Let's just open and close this: Is there a built in way to downmix all stereo output to mono on Mac OS X?
10
votes
2answers
14k views

Convert audio file to FLAC with ffmpeg?

can I convert one of this format to compatible 16000.0 Sample Rate FLAC file? kAudioFormatLinearPCM = 'lpcm', kAudioFormatAppleIMA4 = 'ima4', kAudioFormatMPEG4AAC ...
10
votes
6answers
34k views

Does the HDMI port on a video card support audio?

When purchasing a video card based on nVidia or AMD, does the HDMI port support audio as well as video? For what it's worth, I'm running Xubuntu 14.04. Here's an example of a video card with built-...
10
votes
1answer
19k views

What is the cause of interference noises in my PC speakers and how can I get rid of them?

My PC's desktop speakers are periodically producing interference noises induced by my cellphone. Even if I move my phone away from the actual speakers, the noises are still present with the same ...
10
votes
3answers
9k views

How to reset per application volume setting in Windows 7 and Vista

I've altered per application volume settings for my applications. I want to reset every individual volume setting so that all apps use the global volume settings. How should I do that?
10
votes
2answers
9k views

Where are the Vista/Win7 Volume Mixer settings stored?

Vista/Win7 appear to persist the sound level settings per application. I'd like to have a look at that list. The reason? According to a Microsoft blog, the settings are stored against the PID of the ...
10
votes
5answers
13k views

Playback Identical Audio to Multiple Devices

Facts: I use Windows 7 I have an ASUS mobo w/realtek built in audio w/front & rear jacks. I have a Logitech USB headset w/microphone. I have ?20? sets of headphones. The Realtek HD Audio manager ...
10
votes
3answers
1k views

What is the current state of development for the FLAC codec? [closed]

I have a pretty large collection of FLAC files created from my CD collection. I love the FLAC format and the sound quality that you can get from it. Lately, however, I've been trying to write a few ...
10
votes
4answers
3k views

Combine Multiple Audio Files into a single higher-quality audio File

BACKGROUND My team gave a demo to a large audience - we recorded the audio of the demo in multiple locations in the room (3) the audio was recorded using cheap laptop microphones I was not involved ...
10
votes
1answer
4k views

Quickly change audio device in KDE

I recently switched to OpenSUSE (with KDE) from Windows, and I'm still going through the learning curve. I switch fairly frequently between using my headphones with built-in microphone, and using my ...
10
votes
5answers
81k views

Change the audio output device in Firefox

I'm trying to play music through Ventrilo and currently I use Virtual Audio Cable. The way it works is that in foobar2000 (a music playing program) I set the output device in preferences to Virtual ...
10
votes
1answer
9k views

Automatically mute speakers when headphones are unplugged

I was wondering if there is a "software" solution to automatically mute the laptop speakers when the headphones are "unplugged"? OS : Windows XP SP3 Laptop : Dell Vostro 1510 Audio Drivers : RealTek ...
10
votes
1answer
2k views

How do I make my Lenovo Y50's subwoofer work on linux?

I have a Lenovo Y50 laptop which has a subwoofer integrated that works only on Linux Mint 17.2, if I download HDA Analyzer and change with it: PIN 0x17 -> Widget Control -> Check OUT PIN 0x17 -> ...
9
votes
8answers
12k views

Linux command to concatenate audio files and output them to ogg

What command-line tools do I need in order to concatenate several audio files and output them as one ogg (and/or mp3)? If you can provide the complete command to concatenate and output to ogg, that ...
9
votes
9answers
25k views

Play a sound (maybe WAV?) from Windows line command

How can i play a sound (CPU Beep or wav, don't matter what) using the Windows cmd?
9
votes
2answers
12k views

Tool to view video/audio file information [closed]

What is the best tool to obtain the media/codec details of any video/audio file? I use Windows, but feel free to suggest for your favorite OS too.
9
votes
1answer
29k views

Change Windows sound volume via the command line

Is it possible to change the volume in Windows XP via the command line?
9
votes
1answer
18k views

Add audio to video using ffmpeg

I'm trying to add sound to a video using ffmpeg, but for some reason, when I play the resulting file, it doesn't have any sound. I also tried doing it with an aac audio file, as well as leaving out -...
9
votes
3answers
2k views

How do I rip an audio CD to a single file?

Many programs rip audio as one file per track. I'm looking for a program or method that can rip the whole audio CD to a single file. Which program or method can do this in Ubuntu?
9
votes
4answers
9k views

How can I record sound from the windows command line?

Is there an application capable of recording sound that I can run from the command line on XP? Ideally I'd start it with one command and stop it with another. Or I could specify a duration with the ...
9
votes
3answers
29k views

How to send VLC Player audio to headphones rather than PC speaker?

Similar to this question, except I'm on Windows 7. That question also has no accepted answer, and the answer doesn't work for me. I've tried all the different "Output Module" settings in the Audio ...
9
votes
3answers
23k views

Windows not remembering default audio device?

I prefer the audio output on my computer to use the standard audio jack output due to volume issues. But I am using a monitor with HDMI. I have chosen to set the default audio device to be "Speakers" ...
9
votes
1answer
2k views

No sound in Mathematica under Linux

I have a huge set of events in Mathematica that I need to react to, and it's not practical always checking for it, especially since events are randomly distributed in time. So I wanted to add a simple ...
9
votes
4answers
5k views

How to compare mp3, flac audio data in a file, ignoring header data (ID3 tag) etc.?

I've backed up some audio files up in 2 places and added ID3 tags into one backup but not the other, since time has passed my own memory has faded on whether the backups are actually the same, but now ...